Large asteroid hits on Earth have the potential to wipe out humanity so knowing how to detect and deflect them is vital. But we know very little about the interior make up of many asteroids.
The latest data from the Dawn space probe points to underground ice flows and a water vapour atmosphere.
High in the mountains of Morocco, scientists have discovered something remarkable and rare: a spot that was struck by two meteorites, possibly millions of years apart.
NASA's Asteroid Redirect Mission has had its funding cut. Here's why politicians should think again.
Prepare to be amazed ...